OFFSET
1,1
COMMENTS
Necessary condition: p is followed by a prime gap of at least 12. Sufficient condition: p is followed by a prime gap of at least 20. [Charles R Greathouse IV, Feb 26 2012]
LINKS
Charles R Greathouse IV, Table of n, a(n) for n = 1..10000
FORMULA
a(n) ~ n log n since this sequence contains almost all primes. [Charles R Greathouse IV, Feb 26 2012]
PROG
(PARI) p=2; forprime(q=3, 1e5, if(q\10-p\10>1, print1(p", ")); p=q) \\ Charles R Greathouse IV, Feb 26 2012
CROSSREFS
KEYWORD
nonn
AUTHOR
Zak Seidov, Oct 17 2006
STATUS
approved